Home / 298,800.20-412,344.35-162,834.18

Finding the Fourth Proportional to 298,800.20, 412,344.35 and 162,834.18

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Solution

The fourth proportional to 298,800.20, 412,344.35 and 162,834.18 is: 224,711.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,800.20 : 412,344.35 = 162,834.18 : x
  2. Step 2: Convert to fraction form
    298,800.20/412,344.35 = 162,834.18/x
  3. Step 3: Cross multiply
    298,800.20x = 412,344.35 × 162,834.18
  4. Step 4: Simplify right side
    298,800.20x = 67,143,755,595.43
  5. Step 5: Solve for x
    x = 67,143,755,595.43/298,800.20
  6. Step 6: Final answer
    x = 224,711.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.